[INFO] fetching crate elm_rs_derive 0.2.2... [INFO] checking elm_rs_derive-0.2.2 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] extracting crate elm_rs_derive 0.2.2 into /workspace/builds/worker-7-tc2/source [INFO] validating manifest of crates.io crate elm_rs_derive 0.2.2 on toolchain c387b04bf028733cd561d62128c8a5eee4bc1458 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate elm_rs_derive 0.2.2 [INFO] finished tweaking crates.io crate elm_rs_derive 0.2.2 [INFO] tweaked toml for crates.io crate elm_rs_derive 0.2.2 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 5 packages to latest compatible versions [INFO] [stderr] Adding heck v0.4.1 (available: v0.5.0) [INFO] [stderr] Adding syn v1.0.109 (available: v2.0.79) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e5b6818f49dae9b7d765bae5c340ebf3c32f15b6b100ac3827d2396067c339ff [INFO] running `Command { std: "docker" "start" "-a" "e5b6818f49dae9b7d765bae5c340ebf3c32f15b6b100ac3827d2396067c339ff", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e5b6818f49dae9b7d765bae5c340ebf3c32f15b6b100ac3827d2396067c339ff", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e5b6818f49dae9b7d765bae5c340ebf3c32f15b6b100ac3827d2396067c339ff", kill_on_drop: false }` [INFO] [stdout] e5b6818f49dae9b7d765bae5c340ebf3c32f15b6b100ac3827d2396067c339ff [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Dtail_expr_drop_order" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 038a213008f2dcd437b1479bca16557419c9ad6cff81751e018d345088cfe172 [INFO] running `Command { std: "docker" "start" "-a" "038a213008f2dcd437b1479bca16557419c9ad6cff81751e018d345088cfe172", kill_on_drop: false }` [INFO] [stderr] Checking heck v0.4.1 [INFO] [stderr] Checking elm_rs_derive v0.2.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `meta_list` [INFO] [stdout] --> src/attributes.rs:15:34 [INFO] [stdout] | [INFO] [stdout] 15 | if let Ok(Meta::List(meta_list)) = attr.parse_meta() { [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_meta_list` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/attributes.rs:13:13 [INFO] [stdout] | [INFO] [stdout] 13 | let mut attributes = Self::default(); [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `meta_list` [INFO] [stdout] --> src/attributes.rs:41:34 [INFO] [stdout] | [INFO] [stdout] 41 | if let Ok(Meta::List(meta_list)) = attr.parse_meta() { [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_meta_list` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/attributes.rs:38:13 [INFO] [stdout] | [INFO] [stdout] 38 | let mut attributes = Self::default(); [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `meta_list` [INFO] [stdout] --> src/attributes.rs:67:34 [INFO] [stdout] | [INFO] [stdout] 67 | if let Ok(Meta::List(meta_list)) = attr.parse_meta() { [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_meta_list` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/attributes.rs:65:13 [INFO] [stdout] | [INFO] [stdout] 65 | let mut attributes = Self::default(); [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `meta_list` [INFO] [stdout] --> src/attributes.rs:15:34 [INFO] [stdout] | [INFO] [stdout] 15 | if let Ok(Meta::List(meta_list)) = attr.parse_meta() { [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_meta_list` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/attributes.rs:13:13 [INFO] [stdout] | [INFO] [stdout] 13 | let mut attributes = Self::default(); [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `meta_list` [INFO] [stdout] --> src/attributes.rs:41:34 [INFO] [stdout] | [INFO] [stdout] 41 | if let Ok(Meta::List(meta_list)) = attr.parse_meta() { [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_meta_list` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/attributes.rs:38:13 [INFO] [stdout] | [INFO] [stdout] 38 | let mut attributes = Self::default(); [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `meta_list` [INFO] [stdout] --> src/attributes.rs:67:34 [INFO] [stdout] | [INFO] [stdout] 67 | if let Ok(Meta::List(meta_list)) = attr.parse_meta() { [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_meta_list` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/attributes.rs:65:13 [INFO] [stdout] | [INFO] [stdout] 65 | let mut attributes = Self::default(); [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `container_attributes` [INFO] [stdout] --> src/lib.rs:115:9 [INFO] [stdout] | [INFO] [stdout] 115 | container_attributes: &ContainerAttributes, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_container_attributes` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `field_attributes` [INFO] [stdout] --> src/lib.rs:241:27 [INFO] [stdout] | [INFO] [stdout] 241 | .map(|(field, field_attributes)| { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_field_attributes` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `variant_attributes` [INFO] [stdout] --> src/lib.rs:321:13 [INFO] [stdout] | [INFO] [stdout] 321 | let variant_attributes = VariantAttributes::parse(&variant.attrs); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_variant_attributes` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `container_attributes` is never read [INFO] [stdout] --> src/lib.rs:66:5 [INFO] [stdout] | [INFO] [stdout] 60 | struct Intermediate { [INFO] [stdout] | ------------ field in this struct [INFO] [stdout] ... [INFO] [stdout] 66 | container_attributes: ContainerAttributes, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `span` is never read [INFO] [stdout] --> src/lib.rs:258:5 [INFO] [stdout] | [INFO] [stdout] 255 | struct EnumVariant { [INFO] [stdout] | ----------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 258 | span: Span, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `container_attributes` [INFO] [stdout] --> src/lib.rs:115:9 [INFO] [stdout] | [INFO] [stdout] 115 | container_attributes: &ContainerAttributes, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_container_attributes` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `field_attributes` [INFO] [stdout] --> src/lib.rs:241:27 [INFO] [stdout] | [INFO] [stdout] 241 | .map(|(field, field_attributes)| { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_field_attributes` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `variant_attributes` [INFO] [stdout] --> src/lib.rs:321:13 [INFO] [stdout] | [INFO] [stdout] 321 | let variant_attributes = VariantAttributes::parse(&variant.attrs); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_variant_attributes` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `container_attributes` is never read [INFO] [stdout] --> src/lib.rs:66:5 [INFO] [stdout] | [INFO] [stdout] 60 | struct Intermediate { [INFO] [stdout] | ------------ field in this struct [INFO] [stdout] ... [INFO] [stdout] 66 | container_attributes: ContainerAttributes, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `span` is never read [INFO] [stdout] --> src/lib.rs:258:5 [INFO] [stdout] | [INFO] [stdout] 255 | struct EnumVariant { [INFO] [stdout] | ----------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 258 | span: Span, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.53s [INFO] running `Command { std: "docker" "inspect" "038a213008f2dcd437b1479bca16557419c9ad6cff81751e018d345088cfe172", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "038a213008f2dcd437b1479bca16557419c9ad6cff81751e018d345088cfe172", kill_on_drop: false }` [INFO] [stdout] 038a213008f2dcd437b1479bca16557419c9ad6cff81751e018d345088cfe172